| Company | Timeline | Status | |
| Ingersoll Limited Secretary • Accountant | 15 Apr 2002←16 Years→19 Jul 2018 | Active | |
| Steven Strauss & Co Limited Secretary • Accountant | 15 Apr 2002←16 Years→19 Jul 2018 | Dissolved | |
| Zeon Limited Secretary • Accountant | 15 Apr 2002←16 Years→19 Jul 2018 | Active | |
